State & Local Firearm & Magazine Restrictions
Below are statewide laws and key local restrictions. Always confirm with your FFL dealer or official sources before purchasing.
Illinois
- Magazines: 10 rounds for rifles/shotguns; 15 for handguns
- AR ban: Prohibits semi-auto rifles with detachable magazines (AR-style)
- Ammunition: FOID card required
- Chicago: Strict enforcement on magazines & transport
- Illinois FOID & Firearms Info
California
- Magazines: 10 rounds
- AR ban: Feature-based semi-auto rifle restrictions
- Ammunition: Point-of-sale background check required
- CA DOJ Firearm Info
Connecticut
- Magazines: 10 rounds (pre-2013 mags must be registered)
- AR ban: Feature-based limits
- Ammunition: Permit or background check required
- CT Firearms Statutes
Colorado
- Magazines: 15 rounds
- AR ban: No statewide ban; local limits possible
- Ammunition: No statewide permit/limits
- Colorado Magazine Law
Delaware
- Magazines: 17 rounds
- AR ban: Feature-based limits in effect
- Ammunition: No permit
- DE AG Firearms Fact Sheet
Maryland
- Magazines: 10 rounds
- AR ban: Semi-auto rifles with detachable mag + features
- Ammunition: Permit or background check required
- MD Gun Laws Overview
Massachusetts
- Magazines: 10 rounds
- AR ban: Feature-based restrictions
- Ammunition: Permit required
- MA Firearm Laws
New Jersey
- Magazines: 10 rounds
- AR ban: Semi-auto rifles with detachable mag + features
- Ammunition: Permit or background check required
- NJ Firearms Code
New York
- Magazines: 10 rounds
- AR ban: Semi-auto rifles with detachable mag + any one of: folding stock, pistol grip, thumbhole, second grip, bayonet lug, flash suppressor, muzzle brake/compensator, threaded barrel, grenade launcher
- Ammunition: Background check required
- New York City: Assault rifles must be registered; open carry restricted
- NY Gun Law
Rhode Island
- Magazines: 10 rounds
- AR ban: Feature-based ban beginning July 2026
- Ammunition: No permit
- RI Gun Laws
Vermont
- Magazines: 10 for rifles/shotguns; 15 for handguns
- AR ban: None statewide
- Ammunition: No permit
- Vermont Gun Laws
Washington State
- Magazines: 10 rounds
- AR ban: Semi-auto rifles and shotguns feature-limited per HB1240; bans sale/import of over 50 models including AR-15, AK-47 etc.
- Ammunition: No permit
- Seattle: Added open-carry restrictions
- WA AG Firearms Info
Washington, D.C.
- Magazines: 10 rounds
- AR ban: Feature-based restriction in place
- Ammunition: Permit and background check required
- DC Gun Law Info
Disclaimer: Includes statewide rules and noted city restrictions. Local laws may differ—always verify with your FFL dealer or official sources.
ATF – State & Local Guide